Pipe coupling



FIG. 1 is a perspective view of a pipe coupling showing my new design inaccordance with a first embodiment;

FIG. 2 is a front elevational view of the first embodiment;

FIG. 3 is a rear elevational view of the first embodiment;

FIG. 4 is a top plan view of the first embodiment;

FIG. 5 is a bottom plan view of the first embodiment;

FIG. 6 is a right side elevational view of the first embodiment; and

FIG. 7 is a left side elevational view of the first embodiment.

FIG. 8 is a perspective view of a pipe coupling showing my new design inaccordance with a second embodiment;

FIG. 9 is a front elevational view of the second embodiment;

FIG. 10 is a rear elevational view of the second embodiment;

FIG. 11 is a top plan view of the second embodiment;

FIG. 12 is a bottom plan view of the second embodiment;

FIG. 13 is a right side elevational view of the second embodiment; and

FIG. 14 is a left side elevational view of the second embodiment.

FIG. 15 is a perspective view of a pipe coupling showing my new designin accordance with a third embodiment;

FIG. 16 is a front elevational view of the third embodiment;

FIG. 17 is a rear elevational view of the third embodiment;

FIG. 18 is a top plan view of the third embodiment;

FIG. 19 is a bottom plan view of the third embodiment;

FIG. 20 is a right side elevational view of the third embodiment; and

FIG. 21 is a left side elevational view of the third embodiment.

FIG. 22 is a perspective view of a pipe coupling showing my new designin accordance with a fourth embodiment;

FIG. 23 is a front elevational view of the fourth embodiment;

FIG. 24 is a rear elevational view of the fourth embodiment;

FIG. 25 is a top plan view of the fourth embodiment;

FIG. 26 is a bottom plan view of the fourth embodiment;

FIG. 27 is a right side elevational view of the fourth embodiment; and,

FIG. 28 is a left side elevational view of the fourth embodiment.

The solid gray surface shading represents a contrast in appearance.

CLAIM The ornamental design for a pipe coupling, as shown and described.